... Kettler has excellent magnetic resistance technology, and that part is great: you get very adjustable and very quiet bike. But the seat is most uncomfortable, and so are the handles. The computer screen is hard to read. The included pulse sensor that clips to your earlobe works well, but you need to buy a plugin if you want to use a Polar sensor. The computer connections is a serial port, not USB. Documentation for how to use it is very hard to find. I guess I use it, but I'm not happy with it. ...
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